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Compton scattering and electron momentum density

Compton scattering studies of spin and charge momentum densities

Compton scattering studies of spin and charge momentum densities

... total electron momentum density distribution o f materials using unpolarised 7 —rays produced by radioisotope ...the momentum density distribution o f the unpaired electrons in the ...

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Magnetic Compton scattering studies of novel phases

Magnetic Compton scattering studies of novel phases

... Magnetic Compton scattering is already a well established technique for the study of ferromagnetic and ferrimagnetic ...an electron is sensitive to the electron momentum ...target ...

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Electronic structure studies of exotic phenomena using magnetic Compton scattering

Electronic structure studies of exotic phenomena using magnetic Compton scattering

... Compton Scattering. This technique directly probes the spin-dependent electron momentum density of a material, enabling an isolated measurement of its spin ...as Density ...

205

Connecting Compton and Gravitational Compton Scattering

Connecting Compton and Gravitational Compton Scattering

... the Compton scattering process—S + γ → S + γ—has been utilized for many years as a probe of particle struc- ture by measuring the response of a scattering system to external electromagnetic fields, ...

8

Compton scattering and photo absorption studies of charge and spin density

Compton scattering and photo absorption studies of charge and spin density

... dependent electron momentum distribution raised a controversial point at the separation o f spin and orbital contributions to the total ...neutron scattering is sensitive to the total magnetisation ...

204

Compton Scattering on Light Nuclei

Compton Scattering on Light Nuclei

... nucleon Compton scattering up to ...small momentum, the pion mass, or the mass difference ∆ 0 be- tween the real part of the ∆ mass and the nucleon mass, ...

10

Simplified formulae system for resonant inverse Compton scattering of a fast electron in an intense magnetic field

Simplified formulae system for resonant inverse Compton scattering of a fast electron in an intense magnetic field

... of scattering equation (1) which is exactly the same as the QED for- mula in the vicinity of the resonance frequency ν B , as shown in the Appendix and ...the scattering near the resonance frequencies, ...

7

Gamma-ray Compton scattering studies

Gamma-ray Compton scattering studies

... in momentum space uniformly filling the three-dimensional Fermi sphere (see for example Kittel, ...resulting Compton profiles contain a discontinuity in the line shape which locates the Fermi ...free ...

273

Electron Momentum Density and X ray Structure Factors of Fcc Copper

Electron Momentum Density and X ray Structure Factors of Fcc Copper

... i.e. electron momentum density and X-ray structure factors of fcc-copper are ...241 Compton spectrometer, which uses ...the Compton profile ...the Compton profiles within the ...

7

Self-Energy Correction to Momentum-Density Distribution of Positron-Electron Pairs

Self-Energy Correction to Momentum-Density Distribution of Positron-Electron Pairs

... the Compton profiles, the calculation over- estimates the momentum densities at low momenta but underestimates at high momenta, and, in the present case, the ACAR density at point is overestimated by ...

5

Measurement of Electron Density and Temperature Using Laser Thomson Scattering in PANTA

Measurement of Electron Density and Temperature Using Laser Thomson Scattering in PANTA

... the Nd:YAG laser (Continuum, Surelite III, laser energy 130 mJ at λ = 532 nm) was used as the light source. The pulse duration and repetition rate of the probing laser were 10 ns and 10 Hz, respectively. The probing ...

5

Compton scattering with gamma rays and synchrotron radiation

Compton scattering with gamma rays and synchrotron radiation

... of density functional th eo ry has been th e problem of d e te rm in in g m om entum d en sities from th e solu tio n s of th e K ohn-Sham eq u a tio n s ...

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Gamma ray Compton scattering in transition metals

Gamma ray Compton scattering in transition metals

... au momentum at the profile origin - a significant amount compared with the total system resolution of ...that scattering angles calculated from a knowledge of the position of the profile origin and the ...

280

Some Issues in Deeply-Virtual Compton Scattering

Some Issues in Deeply-Virtual Compton Scattering

... Another feature of the reduced matrix element in this kinematics is the non-conservation of angular momentum. This means that some amplitudes which are forbidden by angular momentum conservation do not ...

6

Sampling Compton Scattering by Kahn's method on GPU

Sampling Compton Scattering by Kahn's method on GPU

... The Compton scattering on a free electron has probability σ t /( σ t − σ pe ) ...a Compton recoil electron for further transport ...

5

Electron Density Measurement by Raman Calibration of the HuanLiuqi-2A Thomson Scattering System

Electron Density Measurement by Raman Calibration of the HuanLiuqi-2A Thomson Scattering System

... The density dependence of Raman scattering signals detected by channel 1 is shown in ...Raman scattering signals, about two hours later after filling nitrogen gas the TS system begin to collect ...

5

14.2 Theory Compton Scattering and Photo-Electric Absorption

14.2 Theory Compton Scattering and Photo-Electric Absorption

... 14.9.3 Fractures Most drilling fluids have very low PEF values. When this information is combined with he fact that the litho-density tool is pad mounted and pressed against the borehole wall, one can see that ...

11

Photon plasma–wave interaction via Compton scattering

Photon plasma–wave interaction via Compton scattering

... The photon gas is characterized by an arbitrary initial distribution with averaged energy E ph . This may, in particular, be a Planck distribution with a characteristic temperature T ph . We assume that the ...

14

Deeply Virtual Compton Scattering and Exclusive Meson Production

Deeply Virtual Compton Scattering and Exclusive Meson Production

... lepton-nucleon scattering and de- fined by Q 2 and the Bjorken variable x B , selects a quark in the nucleon with a longitudinal momentum fraction x + ξ which is reabsorbed with a momentum fraction x ...

14

The diamagnetic angular momentum of an electron

The diamagnetic angular momentum of an electron

... the electron would be in a Landau ...probability density |Ψ ⊥ | 2 and the current density j ⊥ are shown in ...transverse momentum p c has been chosen such that the radius of the cyclotron ...

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